删除特定值第一次出现的下面的行

def delete_lines_after_first_occurrence(file_path, specific_value):
    lines_to_delete = []
    with open(file_path, 'r') as file:
        lines = file.readlines()
        for i, line in enumerate(lines):
            if specific_value in line:
                lines_to_delete.append(i)
                break  # 找到第一次出现的行后停止搜索
    if lines_to_delete:
        lines_to_delete.append(lines_to_delete[0] + 1)  # 添加要删除的下一行
        lines_to_delete = set(lines_to_delete)  # 去除重复行号
        modified_lines = [line for i, line in enumerate(lines) if i not in lines_to_delete]
        with open(file_path, 'w') as file:
            file.writelines(modified_lines)

# 调用示例
delete_lines_after_first_occurrence('file.txt', '特定值')